| # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py |
| # RUN: llc -run-pass=machine-scheduler -mcpu=sandybridge %s -o - | FileCheck %s |
| |
| --- | |
| ; ModuleID = 'crash.ll' |
| source_filename = "crash.c" |
| target datalayout = "e-m:e-p:32:32-p270:32:32-p271:32:32-p272:64:64-f64:32:64-f80:32-n8:16:32-S128" |
| target triple = "i386-unknown-linux-gnu" |
| |
| %struct.in6_addr = type { %struct.anon } |
| %struct.anon = type { i8 } |
| %struct.sk_buff = type { i8 } |
| %struct.ipv6hdr = type { %struct.in6_addr } |
| |
| @csum_ipv6_magic_sum = dso_local local_unnamed_addr global i32 0, align 4 |
| @csum_ipv6_magic_saddr = dso_local local_unnamed_addr global %struct.in6_addr zeroinitializer, align 1 |
| @csum_ipv6_magic_daddr = dso_local local_unnamed_addr global i32 0, align 4 |
| @csum_ipv6_magic_proto = dso_local local_unnamed_addr global i32 0, align 4 |
| @synproxy_send_tcp_ipv6_nskb = dso_local local_unnamed_addr global ptr null, align 4 |
| @synproxy_send_tcp_ipv6_fl6 = dso_local local_unnamed_addr global %struct.in6_addr zeroinitializer, align 1 |
| |
| ; Function Attrs: nounwind uwtable |
| define dso_local void @synproxy_send_tcp_ipv6(i32 inreg %skb.coerce, ptr inreg nocapture noundef readonly %niph) local_unnamed_addr #0 { |
| entry: |
| %0 = load i8, ptr @csum_ipv6_magic_saddr, align 1 |
| %1 = load i32, ptr @csum_ipv6_magic_daddr, align 4, !tbaa !5 |
| %2 = load i32, ptr @csum_ipv6_magic_proto, align 4, !tbaa !5 |
| %3 = tail call i32 asm "", "=&r,r,r,r,r,~{dirflag},~{fpsr},~{flags}"(i8 %0, i32 %1, i32 0, i32 %2) #2, !srcloc !9 |
| store i32 %3, ptr @csum_ipv6_magic_sum, align 4, !tbaa !5 |
| %4 = load ptr, ptr @synproxy_send_tcp_ipv6_nskb, align 4, !tbaa !10 |
| %bf.load = load i8, ptr %4, align 1 |
| %bf.set = or i8 %bf.load, 3 |
| store i8 %bf.set, ptr %4, align 1 |
| %5 = load i8, ptr %niph, align 1, !tbaa !12 |
| store i8 %5, ptr @synproxy_send_tcp_ipv6_fl6, align 1, !tbaa !12 |
| %skb.coerce1.sroa.0.0.insert.ext = and i32 %skb.coerce, 255 |
| tail call void @fl6nthsecurity_skb_classify_flow(i32 inreg %skb.coerce1.sroa.0.0.insert.ext) #3 |
| ret void |
| } |
| |
| declare dso_local void @fl6nthsecurity_skb_classify_flow(i32 inreg) local_unnamed_addr #1 |
| |
| attributes #0 = { nounwind uwtable "frame-pointer"="all" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="pentium4" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" } |
| attributes #1 = { "frame-pointer"="all" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="pentium4" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" } |
| attributes #2 = { nounwind readnone } |
| attributes #3 = { nounwind } |
| |
| !llvm.module.flags = !{!0, !1, !2, !3} |
| |
| !0 = !{i32 1, !"NumRegisterParameters", i32 3} |
| !1 = !{i32 1, !"wchar_size", i32 4} |
| !2 = !{i32 7, !"uwtable", i32 2} |
| !3 = !{i32 7, !"frame-pointer", i32 2} |
| !5 = !{!6, !6, i64 0} |
| !6 = !{!"int", !7, i64 0} |
| !7 = !{!"omnipotent char", !8, i64 0} |
| !8 = !{!"Simple C/C++ TBAA"} |
| !9 = !{i64 429} |
| !10 = !{!11, !11, i64 0} |
| !11 = !{!"any pointer", !7, i64 0} |
| !12 = !{!7, !7, i64 0} |
| |
| ... |
| --- |
| name: synproxy_send_tcp_ipv6 |
| alignment: 16 |
| exposesReturnsTwice: false |
| legalized: false |
| regBankSelected: false |
| selected: false |
| failedISel: false |
| tracksRegLiveness: true |
| hasWinCFI: false |
| failsVerification: false |
| tracksDebugUserValues: false |
| registers: |
| - { id: 0, class: gr32_abcd, preferred-register: '' } |
| - { id: 1, class: gr32, preferred-register: '' } |
| - { id: 2, class: gr32, preferred-register: '' } |
| - { id: 3, class: gr8, preferred-register: '' } |
| - { id: 4, class: gr32, preferred-register: '' } |
| - { id: 5, class: gr32, preferred-register: '' } |
| - { id: 6, class: gr32, preferred-register: '' } |
| - { id: 7, class: gr32, preferred-register: '' } |
| - { id: 8, class: gr8, preferred-register: '' } |
| - { id: 9, class: gr8, preferred-register: '' } |
| - { id: 10, class: gr32, preferred-register: '' } |
| liveins: |
| - { reg: '$eax', virtual-reg: '%0' } |
| - { reg: '$edx', virtual-reg: '%1' } |
| frameInfo: |
| isFrameAddressTaken: false |
| isReturnAddressTaken: false |
| hasStackMap: false |
| hasPatchPoint: false |
| stackSize: 0 |
| offsetAdjustment: 0 |
| maxAlignment: 1 |
| adjustsStack: false |
| hasCalls: false |
| stackProtector: '' |
| maxCallFrameSize: 4294967295 |
| cvBytesOfCalleeSavedRegisters: 0 |
| hasOpaqueSPAdjustment: false |
| hasVAStart: false |
| hasMustTailInVarArgFunc: false |
| hasTailCall: true |
| localFrameSize: 0 |
| savePoint: '' |
| restorePoint: '' |
| fixedStack: [] |
| stack: [] |
| callSites: [] |
| debugValueSubstitutions: [] |
| constants: [] |
| machineFunctionInfo: {} |
| body: | |
| bb.0.entry: |
| liveins: $eax, $edx |
| |
| ; CHECK-LABEL: name: synproxy_send_tcp_ipv6 |
| ; CHECK: liveins: $eax, $edx |
| ; CHECK-NEXT: {{ $}} |
| ; CHECK-NEXT: [[COPY:%[0-9]+]]:gr32 = COPY $edx |
| ; CHECK-NEXT: [[COPY1:%[0-9]+]]:gr32_abcd = COPY $eax |
| ; CHECK-NEXT: [[MOV8rm:%[0-9]+]]:gr8 = MOV8rm $noreg, 1, $noreg, @csum_ipv6_magic_saddr, $noreg :: (dereferenceable load (s8) from @csum_ipv6_magic_saddr) |
| ; CHECK-NEXT: [[MOV32rm:%[0-9]+]]:gr32 = MOV32rm $noreg, 1, $noreg, @csum_ipv6_magic_daddr, $noreg :: (dereferenceable load (s32) from @csum_ipv6_magic_daddr, !tbaa !4) |
| ; CHECK-NEXT: [[MOV32rm1:%[0-9]+]]:gr32 = MOV32rm $noreg, 1, $noreg, @csum_ipv6_magic_proto, $noreg :: (dereferenceable load (s32) from @csum_ipv6_magic_proto, !tbaa !4) |
| ; CHECK-NEXT: [[MOV32r0_:%[0-9]+]]:gr32 = MOV32r0 implicit-def dead $eflags |
| ; CHECK-NEXT: INLINEASM &"", 0 /* attdialect */, 2359307 /* regdef-ec:GR32 */, def early-clobber %2, 65545 /* reguse:GR8 */, [[MOV8rm]], 2359305 /* reguse:GR32 */, [[MOV32rm]], 2359305 /* reguse:GR32 */, [[MOV32r0_]], 2359305 /* reguse:GR32 */, [[MOV32rm1]], 12 /* clobber */, implicit-def dead early-clobber $df, 12 /* clobber */, implicit-def early-clobber $fpsw, 12 /* clobber */, implicit-def dead early-clobber $eflags, !8 |
| ; CHECK-NEXT: MOV32mr $noreg, 1, $noreg, @csum_ipv6_magic_sum, $noreg, %2 :: (store (s32) into @csum_ipv6_magic_sum, !tbaa !4) |
| ; CHECK-NEXT: [[MOV32rm2:%[0-9]+]]:gr32 = MOV32rm $noreg, 1, $noreg, @synproxy_send_tcp_ipv6_nskb, $noreg :: (dereferenceable load (s32) from @synproxy_send_tcp_ipv6_nskb, !tbaa !9) |
| ; CHECK-NEXT: OR8mi [[MOV32rm2]], 1, $noreg, 0, $noreg, 3, implicit-def dead $eflags :: (store (s8) into %ir.4), (load (s8) from %ir.4) |
| ; CHECK-NEXT: [[MOV8rm1:%[0-9]+]]:gr8 = MOV8rm [[COPY]], 1, $noreg, 0, $noreg :: (load (s8) from %ir.niph, !tbaa !11) |
| ; CHECK-NEXT: MOV8mr $noreg, 1, $noreg, @synproxy_send_tcp_ipv6_fl6, $noreg, [[MOV8rm1]] :: (store (s8) into @synproxy_send_tcp_ipv6_fl6, !tbaa !11) |
| ; CHECK-NEXT: [[MOVZX32rr8_:%[0-9]+]]:gr32 = MOVZX32rr8 [[COPY1]].sub_8bit |
| ; CHECK-NEXT: $eax = COPY [[MOVZX32rr8_]] |
| ; CHECK-NEXT: TCRETURNdi @fl6nthsecurity_skb_classify_flow, 0, csr_32, implicit $esp, implicit $ssp, implicit $eax |
| %1:gr32 = COPY $edx |
| %0:gr32_abcd = COPY $eax |
| %3:gr8 = MOV8rm $noreg, 1, $noreg, @csum_ipv6_magic_saddr, $noreg :: (dereferenceable load (s8) from @csum_ipv6_magic_saddr) |
| %4:gr32 = MOV32rm $noreg, 1, $noreg, @csum_ipv6_magic_daddr, $noreg :: (dereferenceable load (s32) from @csum_ipv6_magic_daddr, !tbaa !5) |
| %6:gr32 = MOV32rm $noreg, 1, $noreg, @csum_ipv6_magic_proto, $noreg :: (dereferenceable load (s32) from @csum_ipv6_magic_proto, !tbaa !5) |
| %5:gr32 = MOV32r0 implicit-def dead $eflags |
| INLINEASM &"", 0 /* attdialect */, 2359307 /* regdef-ec:GR32 */, def early-clobber %2, 65545 /* reguse:GR8 */, %3, 2359305 /* reguse:GR32 */, %4, 2359305 /* reguse:GR32 */, %5, 2359305 /* reguse:GR32 */, %6, 12 /* clobber */, implicit-def dead early-clobber $df, 12 /* clobber */, implicit-def early-clobber $fpsw, 12 /* clobber */, implicit-def dead early-clobber $eflags, !9 |
| MOV32mr $noreg, 1, $noreg, @csum_ipv6_magic_sum, $noreg, %2 :: (store (s32) into @csum_ipv6_magic_sum, !tbaa !5) |
| %7:gr32 = MOV32rm $noreg, 1, $noreg, @synproxy_send_tcp_ipv6_nskb, $noreg :: (dereferenceable load (s32) from @synproxy_send_tcp_ipv6_nskb, !tbaa !10) |
| OR8mi %7, 1, $noreg, 0, $noreg, 3, implicit-def dead $eflags :: (store (s8) into %ir.4), (load (s8) from %ir.4) |
| %8:gr8 = MOV8rm %1, 1, $noreg, 0, $noreg :: (load (s8) from %ir.niph, !tbaa !12) |
| MOV8mr $noreg, 1, $noreg, @synproxy_send_tcp_ipv6_fl6, $noreg, %8 :: (store (s8) into @synproxy_send_tcp_ipv6_fl6, !tbaa !12) |
| %10:gr32 = MOVZX32rr8 %0.sub_8bit |
| $eax = COPY %10 |
| TCRETURNdi @fl6nthsecurity_skb_classify_flow, 0, csr_32, implicit $esp, implicit $ssp, implicit $eax |
| |
| ... |